mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-09-09 09:03:20 +02:00
c80332eff3
NOTE: This fix is for games like Ghostbusters which don't work under IOS249 Rev10. With this fix on, this games work on Rev10 and you don't need to switch the cIOS all the time to play those games. For this option it is necessary that you turn ERROR 002 FIX ON.
384 lines
11 KiB
C
384 lines
11 KiB
C
#include <stdio.h>
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#include <ogcsys.h>
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#include <string.h>
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#include "patches/patchcode.h"
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#include "patches/kenobiwii.h" /*FISHEARS*/
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#include "apploader.h"
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#include "wdvd.h"
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#include "wpad.h"
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#include "disc.h"
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#include "alternatedol.h"
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#include "settings/cfg.h"
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/*KENOBI! - FISHEARS*/
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extern const unsigned char kenobiwii[];
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extern const int kenobiwii_size;
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/*KENOBI! - FISHEARS*/
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/* Apploader function pointers */
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typedef int (*app_main)(void **dst, int *size, int *offset);
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typedef void (*app_init)(void (*report)(const char *fmt, ...));
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typedef void *(*app_final)();
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typedef void (*app_entry)(void (**init)(void (*report)(const char *fmt, ...)), int (**main)(), void *(**final)());
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/* Apploader pointers */
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static u8 *appldr = (u8 *)0x81200000;
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/* Constants */
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#define APPLDR_OFFSET 0x2440
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/* Variables */
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static u32 buffer[0x20] ATTRIBUTE_ALIGN(32);
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struct SSettings Settings;
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static void __noprint(const char *fmt, ...)
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{
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}
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bool compare_videomodes(GXRModeObj* mode1, GXRModeObj* mode2)
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{
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if (mode1->viTVMode != mode2->viTVMode || mode1->fbWidth != mode2->fbWidth || mode1->efbHeight != mode2->efbHeight || mode1->xfbHeight != mode2->xfbHeight ||
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mode1->viXOrigin != mode2->viXOrigin || mode1->viYOrigin != mode2->viYOrigin || mode1->viWidth != mode2->viWidth || mode1->viHeight != mode2->viHeight ||
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mode1->xfbMode != mode2->xfbMode || mode1->field_rendering != mode2->field_rendering || mode1->aa != mode2->aa || mode1->sample_pattern[0][0] != mode2->sample_pattern[0][0] ||
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mode1->sample_pattern[1][0] != mode2->sample_pattern[1][0] || mode1->sample_pattern[2][0] != mode2->sample_pattern[2][0] ||
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mode1->sample_pattern[3][0] != mode2->sample_pattern[3][0] || mode1->sample_pattern[4][0] != mode2->sample_pattern[4][0] ||
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mode1->sample_pattern[5][0] != mode2->sample_pattern[5][0] || mode1->sample_pattern[6][0] != mode2->sample_pattern[6][0] ||
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mode1->sample_pattern[7][0] != mode2->sample_pattern[7][0] || mode1->sample_pattern[8][0] != mode2->sample_pattern[8][0] ||
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mode1->sample_pattern[9][0] != mode2->sample_pattern[9][0] || mode1->sample_pattern[10][0] != mode2->sample_pattern[10][0] ||
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mode1->sample_pattern[11][0] != mode2->sample_pattern[11][0] || mode1->sample_pattern[0][1] != mode2->sample_pattern[0][1] ||
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mode1->sample_pattern[1][1] != mode2->sample_pattern[1][1] || mode1->sample_pattern[2][1] != mode2->sample_pattern[2][1] ||
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mode1->sample_pattern[3][1] != mode2->sample_pattern[3][1] || mode1->sample_pattern[4][1] != mode2->sample_pattern[4][1] ||
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mode1->sample_pattern[5][1] != mode2->sample_pattern[5][1] || mode1->sample_pattern[6][1] != mode2->sample_pattern[6][1] ||
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mode1->sample_pattern[7][1] != mode2->sample_pattern[7][1] || mode1->sample_pattern[8][1] != mode2->sample_pattern[8][1] ||
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mode1->sample_pattern[9][1] != mode2->sample_pattern[9][1] || mode1->sample_pattern[10][1] != mode2->sample_pattern[10][1] ||
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mode1->sample_pattern[11][1] != mode2->sample_pattern[11][1] || mode1->vfilter[0] != mode2->vfilter[0] ||
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mode1->vfilter[1] != mode2->vfilter[1] || mode1->vfilter[2] != mode2->vfilter[2] || mode1->vfilter[3] != mode2->vfilter[3] || mode1->vfilter[4] != mode2->vfilter[4] ||
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mode1->vfilter[5] != mode2->vfilter[5] || mode1->vfilter[6] != mode2->vfilter[6] )
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{
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return false;
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} else
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{
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return true;
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}
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}
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void patch_videomode(GXRModeObj* mode1, GXRModeObj* mode2)
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{
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mode1->viTVMode = mode2->viTVMode;
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mode1->fbWidth = mode2->fbWidth;
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mode1->efbHeight = mode2->efbHeight;
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mode1->xfbHeight = mode2->xfbHeight;
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mode1->viXOrigin = mode2->viXOrigin;
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mode1->viYOrigin = mode2->viYOrigin;
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mode1->viWidth = mode2->viWidth;
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mode1->viHeight = mode2->viHeight;
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mode1->xfbMode = mode2->xfbMode;
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mode1->field_rendering = mode2->field_rendering;
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mode1->aa = mode2->aa;
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mode1->sample_pattern[0][0] = mode2->sample_pattern[0][0];
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mode1->sample_pattern[1][0] = mode2->sample_pattern[1][0];
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mode1->sample_pattern[2][0] = mode2->sample_pattern[2][0];
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mode1->sample_pattern[3][0] = mode2->sample_pattern[3][0];
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mode1->sample_pattern[4][0] = mode2->sample_pattern[4][0];
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mode1->sample_pattern[5][0] = mode2->sample_pattern[5][0];
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mode1->sample_pattern[6][0] = mode2->sample_pattern[6][0];
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mode1->sample_pattern[7][0] = mode2->sample_pattern[7][0];
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mode1->sample_pattern[8][0] = mode2->sample_pattern[8][0];
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mode1->sample_pattern[9][0] = mode2->sample_pattern[9][0];
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mode1->sample_pattern[10][0] = mode2->sample_pattern[10][0];
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mode1->sample_pattern[11][0] = mode2->sample_pattern[11][0];
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mode1->sample_pattern[0][1] = mode2->sample_pattern[0][1];
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mode1->sample_pattern[1][1] = mode2->sample_pattern[1][1];
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mode1->sample_pattern[2][1] = mode2->sample_pattern[2][1];
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mode1->sample_pattern[3][1] = mode2->sample_pattern[3][1];
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mode1->sample_pattern[4][1] = mode2->sample_pattern[4][1];
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mode1->sample_pattern[5][1] = mode2->sample_pattern[5][1];
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mode1->sample_pattern[6][1] = mode2->sample_pattern[6][1];
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mode1->sample_pattern[7][1] = mode2->sample_pattern[7][1];
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mode1->sample_pattern[8][1] = mode2->sample_pattern[8][1];
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mode1->sample_pattern[9][1] = mode2->sample_pattern[9][1];
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mode1->sample_pattern[10][1] = mode2->sample_pattern[10][1];
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mode1->sample_pattern[11][1] = mode2->sample_pattern[11][1];
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mode1->vfilter[0] = mode2->vfilter[0];
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mode1->vfilter[1] = mode2->vfilter[1];
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mode1->vfilter[2] = mode2->vfilter[2];
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mode1->vfilter[3] = mode2->vfilter[3];
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mode1->vfilter[4] = mode2->vfilter[4];
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mode1->vfilter[5] = mode2->vfilter[5];
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mode1->vfilter[6] = mode2->vfilter[6];
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}
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GXRModeObj* vmodes[] = {
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&TVNtsc240Ds,
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&TVNtsc240DsAa,
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&TVNtsc240Int,
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&TVNtsc240IntAa,
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&TVNtsc480IntDf,
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&TVNtsc480IntAa,
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&TVNtsc480Prog,
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&TVMpal480IntDf,
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&TVPal264Ds,
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&TVPal264DsAa,
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&TVPal264Int,
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&TVPal264IntAa,
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&TVPal524IntAa,
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&TVPal528Int,
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&TVPal528IntDf,
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&TVPal574IntDfScale,
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&TVEurgb60Hz240Ds,
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&TVEurgb60Hz240DsAa,
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&TVEurgb60Hz240Int,
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&TVEurgb60Hz240IntAa,
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&TVEurgb60Hz480Int,
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&TVEurgb60Hz480IntDf,
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&TVEurgb60Hz480IntAa,
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&TVEurgb60Hz480Prog,
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&TVEurgb60Hz480ProgSoft,
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&TVEurgb60Hz480ProgAa
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};
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GXRModeObj* PAL2NTSC[]={
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&TVMpal480IntDf, &TVNtsc480IntDf,
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&TVPal264Ds, &TVNtsc240Ds,
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&TVPal264DsAa, &TVNtsc240DsAa,
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&TVPal264Int, &TVNtsc240Int,
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&TVPal264IntAa, &TVNtsc240IntAa,
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&TVPal524IntAa, &TVNtsc480IntAa,
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&TVPal528Int, &TVNtsc480IntAa,
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&TVPal528IntDf, &TVNtsc480IntDf,
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&TVPal574IntDfScale, &TVNtsc480IntDf,
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&TVEurgb60Hz240Ds, &TVNtsc240Ds,
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&TVEurgb60Hz240DsAa, &TVNtsc240DsAa,
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&TVEurgb60Hz240Int, &TVNtsc240Int,
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&TVEurgb60Hz240IntAa, &TVNtsc240IntAa,
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&TVEurgb60Hz480Int, &TVNtsc480IntAa,
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&TVEurgb60Hz480IntDf, &TVNtsc480IntDf,
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&TVEurgb60Hz480IntAa, &TVNtsc480IntAa,
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&TVEurgb60Hz480Prog, &TVNtsc480Prog,
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&TVEurgb60Hz480ProgSoft,&TVNtsc480Prog,
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&TVEurgb60Hz480ProgAa, &TVNtsc480Prog,
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0,0
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};
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GXRModeObj* NTSC2PAL[]={
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&TVNtsc240Ds, &TVPal264Ds,
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&TVNtsc240DsAa, &TVPal264DsAa,
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&TVNtsc240Int, &TVPal264Int,
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&TVNtsc240IntAa, &TVPal264IntAa,
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&TVNtsc480IntDf, &TVPal528IntDf,
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&TVNtsc480IntAa, &TVPal524IntAa,
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&TVNtsc480Prog, &TVPal528IntDf,
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0,0
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};
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GXRModeObj* NTSC2PAL60[]={
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&TVNtsc240Ds, &TVEurgb60Hz240Ds,
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&TVNtsc240DsAa, &TVEurgb60Hz240DsAa,
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&TVNtsc240Int, &TVEurgb60Hz240Int,
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&TVNtsc240IntAa, &TVEurgb60Hz240IntAa,
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&TVNtsc480IntDf, &TVEurgb60Hz480IntDf,
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&TVNtsc480IntAa, &TVEurgb60Hz480IntAa,
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&TVNtsc480Prog, &TVEurgb60Hz480Prog,
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0,0
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};
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bool Search_and_patch_Video_Modes(void *Address, u32 Size, GXRModeObj* Table[])
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{
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u8 *Addr = (u8 *)Address;
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bool found = 0;
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u32 i;
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while(Size >= sizeof(GXRModeObj))
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{
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for(i = 0; Table[i]; i+=2)
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{
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if(compare_videomodes(Table[i], (GXRModeObj*)Addr))
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{
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found = 1;
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patch_videomode((GXRModeObj*)Addr, Table[i+1]);
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Addr += (sizeof(GXRModeObj)-4);
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Size -= (sizeof(GXRModeObj)-4);
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break;
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}
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}
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Addr += 4;
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Size -= 4;
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}
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return found;
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}
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/** Anti 002 fix for cIOS 249 rev < 12 thanks to WiiPower **/
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void Anti_002_fix(void *Address, int Size)
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{
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u8 SearchPattern[12] = { 0x2C, 0x00, 0x00, 0x00, 0x48, 0x00, 0x02, 0x14, 0x3C, 0x60, 0x80, 0x00 };
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u8 PatchData[12] = { 0x2C, 0x00, 0x00, 0x00, 0x40, 0x82, 0x02, 0x14, 0x3C, 0x60, 0x80, 0x00 };
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void *Addr = Address;
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void *Addr_end = Address+Size;
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while(Addr <= Addr_end-sizeof(SearchPattern))
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{
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if(memcmp(Addr, SearchPattern, sizeof(SearchPattern))==0)
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{
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memcpy(Addr,PatchData,sizeof(PatchData));
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}
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Addr += 4;
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}
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}
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void gamepatches(void * dst, int len, u8 videoSelected, u8 patchcountrystring, u8 vipatch)
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{
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GXRModeObj** table = NULL;
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if (videoSelected == 5) // patch
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{
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switch(CONF_GetVideo())
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{
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case CONF_VIDEO_PAL:
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if(CONF_GetEuRGB60() > 0)
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{
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table = NTSC2PAL60;
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}
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else
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{
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table = NTSC2PAL;
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}
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break;
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case CONF_VIDEO_MPAL:
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table = NTSC2PAL;
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break;
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default:
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table = PAL2NTSC;
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break;
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}
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Search_and_patch_Video_Modes(dst, len, table);
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}
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/*GAME HOOK - FISHEARS*/
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dogamehooks(dst,len);
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if (vipatch)
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vidolpatcher(dst,len);
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/*LANGUAGE PATCH - FISHEARS*/
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langpatcher(dst,len);
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/*Thanks to WiiPower*/
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if(patchcountrystring == 1)
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PatchCountryStrings(dst, len);
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if(Settings.anti002fix == on)
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Anti_002_fix(dst, len);
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}
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s32 Apploader_Run(entry_point *entry, u8 cheat, u8 videoSelected, u8 vipatch, u8 patchcountrystring, u8 error002fix, u8 alternatedol)
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{
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app_entry appldr_entry;
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app_init appldr_init;
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app_main appldr_main;
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app_final appldr_final;
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u32 appldr_len;
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s32 ret;
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/* Read apploader header */
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ret = WDVD_Read(buffer, 0x20, APPLDR_OFFSET);
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if (ret < 0)
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return ret;
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/* Calculate apploader length */
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appldr_len = buffer[5] + buffer[6];
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/* Read apploader code */
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ret = WDVD_Read(appldr, appldr_len, APPLDR_OFFSET + 0x20);
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if (ret < 0)
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return ret;
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/* Set apploader entry function */
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appldr_entry = (app_entry)buffer[4];
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/* Call apploader entry */
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appldr_entry(&appldr_init, &appldr_main, &appldr_final);
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/* Initialize apploader */
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appldr_init(__noprint);
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if(error002fix) {
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/* ERROR 002 fix (thanks to WiiPower for sharing this)*/
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*(u32 *)0x80003140 = *(u32 *)0x80003188;
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}
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if (cheat)
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{
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/*HOOKS STUFF - FISHEARS*/
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memset((void*)0x80001800,0,kenobiwii_size);
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memcpy((void*)0x80001800,kenobiwii,kenobiwii_size);
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DCFlushRange((void*)0x80001800,kenobiwii_size);
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hooktype = 1;
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memcpy((void*)0x80001800, (char*)0x80000000, 6); // For WiiRD
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/*HOOKS STUFF - FISHEARS*/
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}
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for (;;) {
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void *dst = NULL;
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int len = 0, offset = 0;
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/* Run apploader main function */
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ret = appldr_main(&dst, &len, &offset);
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if (!ret)
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break;
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/* Read data from DVD */
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WDVD_Read(dst, len, (u64)(offset << 2));
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gamepatches(dst, len, videoSelected, patchcountrystring, vipatch);
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DCFlushRange(dst, len);
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}
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*entry = appldr_final();
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/** Load alternate dol if set **/
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if(alternatedol == 1) {
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void *dolbuffer;
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int dollen;
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bool dolloaded = Load_Dol(&dolbuffer, &dollen, Settings.dolpath);
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if(dolloaded) {
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Remove_001_Protection(dolbuffer, dollen);
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DCFlushRange(dolbuffer, dollen);
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gamepatches(dolbuffer, dollen, videoSelected, patchcountrystring, vipatch);
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DCFlushRange(dolbuffer, dollen);
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/* Set entry point from apploader */
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*entry = (entry_point) load_dol_image(dolbuffer);
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}
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}
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return 0;
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}
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